<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>vue事件处理</title>
    <script src="../../js/vue.js" type="text/javascript"></script>
</head>
<body>
<div id="root">
    <button type="button" @click="btn1($event,'很好!')">点我！！！！</button>
</div>
<script type="text/javascript">

    Vue.config.productionTip = false;
    const vm = new Vue({
        el:'#root',
        data(){
            return {}
        },
        methods:{
             btn1(event,str){
                console.log(event);
                alert(str);
            }
        }
    });

</script>
</body>
</html>